CVE-2020-3332
CVE-2020-3332 is a high-severity vulnerability in Cisco Rv110w Wireless-n Vpn Firewall Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 9.0
- EPSS exploit prediction: 3% (87th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Cisco Rv110w Wireless-n Vpn Firewall Firmware
- Published:
- Last modified:
Description
A vulnerability in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Series Routers could allow an authenticated, remote attacker to inject arbitrary shell commands that are executed by an affected device. The vulnerability is due to insufficient input validation of user-supplied data. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to execute arbitrary shell commands or scripts with root privileges on the affected device.
Frequently asked questions
- What is CVE-2020-3332?
- A vulnerability in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Series Routers could allow an authenticated, remote attacker to inject arbitrary shell commands that are executed by an affected device. The vulnerability is due to insufficient input validation of user-supplied data. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to execute arbitrary shell commands or scripts with root privileges on the affected device.
- How severe is CVE-2020-3332?
- CVE-2020-3332 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-3332 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-3332?
- CVE-2020-3332 primarily affects Cisco Rv110w Wireless-n Vpn Firewall Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-3332?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2020-3332 published?
- CVE-2020-3332 was published on 2020-07-16 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:o:cisco:rv110w_wireless-n_vpn_firewall_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv130_vpn_router_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv130w_wireless-n_multifunction_vpn_router_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:rv215w_wireless-n_vpn_router_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Cisco Rv110w Wireless-n Vpn Firewall Firmware
- CVE-2021-34730 — Critical (CVSS 9.8): A vulnerability in the Universal Plug-and-Play (UPnP) service of Cisco Small Business RV110W, RV130, RV130W, and RV215W…
- CVE-2020-3331 — Critical (CVSS 9.8): A vulnerability in the web-based management interface of Cisco RV110W Wireless-N VPN Firewall and Cisco RV215W…
- CVE-2020-3330 — Critical (CVSS 9.8): A vulnerability in the Telnet service of Cisco Small Business RV110W Wireless-N VPN Firewall Routers could allow an…
- CVE-2020-3323 — Critical (CVSS 9.8): A vulnerability in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers…
- CVE-2016-1395 — Critical (CVSS 9.8): The web-based management interface on Cisco RV110W devices with firmware before 1.2.1.7, RV130W devices with firmware…
- CVE-2020-3146 — High (CVSS 8.8): Multiple vulnerabilities in the web-based management interface of the Cisco RV110W Wireless-N VPN Firewall, RV130 VPN…
All CVEs affecting Cisco Rv110w Wireless-n Vpn Firewall Firmware →
Other CWE-78 (OS Command Injection) vulnerabilities
- CVE-2026-56004 — Critical (CVSS 10.0): A shellcode injection in the mercurial handler of the obs tar_scm source service before version 0.12.4 could be used by…
- CVE-2026-56415 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability within the debug.pl script that is…
- CVE-2026-56413 — Critical (CVSS 10.0): Storage Concentrator (SC & SCVM) contains a command injection vulnerability in the ms_service.pl service, which listens…
- CVE-2026-49869 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, AuthenticationFilter in…
- CVE-2026-49261 — Critical (CVSS 10.0): MariaDB server is a community developed fork of MySQL server. Versions 10.6.1 through 10.6.26, 10.11.1 through…
- CVE-2026-10520 — Critical (CVSS 10.0): An OS Command Injection vulnerability in Ivanti Sentry before the R10.5.2, R10.6.2 and R10.7.1 versions allows a…